Service difficulty report · Channel · Boeing 737990

Difficulty date
March 22, 2016
Submitted
April 11, 2016
Operation
Air carrier
Aircraft
N320AS
Make and model
Boeing 737990
Aircraft serial
33680
Aircraft time
45,793 hours, 17,529 cycles
Part
Channel
Part number
143A7501167
Condition
Corroded
Location
Bs 500a-500e
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FWD CARGO COMPARTMENT, RT FLOOR SUPPORT ZEE CHANNEL SECTION APPROXIMATELY BS 500A TO 500E+10 IS CORRODED. ACFT GROUNDED. REMOVED CORROSION IAW SRM 51-10-02 ORIGINAL MATERIAL 0.040" IAW SRM 53-30-53, MATERIAL LOSS 0.008", REMAINING 0.032" OUT OF LIMITS IAW SRM 53-00-53, T8225U. REMOVED Z ANGLE IAW SRM 51-40-02 AND 53-00-53 MATERIAL ID FOR Z ANGLE BAC 1496-444, PO 860620.4 IAW SRM 53-00-53 LOCATED DRILLED AND DEBURRED IAW SRM 53-00-53 ALODINED PART IAW SRM 51-20-01 PAINTED Z ANGLE IAW SOPM 20-41-02, INSTALLED Z ANGLE IAW SRM 53-00-53.